James David Koepsell, M.D.
Geriatric Medicine (Internal Medicine) Physician · Rockford, IL
James David Koepsell, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Rockford, Illinois, and NPI 1285675967, issued on Jun 10, 2006. Check the license (Illinois 036077059, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- James David Koepsell
- Credential
- M.D.
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- 036077059 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2829 Glenwood Ave, Rockford, IL 61101
- Phone
- (815) 962-0633
- Enumerated
- Jun 10, 2006
- Record last updated
- Aug 31, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (815) 962-0142
- Medicaid ID
- 036077059 IL
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 179 in Illinois → Look up another NPI →
Also registered at 2829 Glenwood Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dale Gray, M.D.Internal Medicine Physician1043252075
Verify James David Koepsell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036077059Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
29 Medicare Part D claims, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
James David Koepsell among 179 geriatric medicine (internal medicine) physician records in Illinois
James David Koepsell, M.D. is one of 179 geriatric medicine (internal medicine) physician records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 40% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 42% of these records are
- Record last updated2010 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in Illinois
There are 179 geriatric medicine (internal medicine) physician records in Illinois.
All 179 in Illinois → Every provider in Rockford → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Alpa Patel, M.D.Rockford, IL 611081356543375
- Chester Durnas, MDRockford, IL 611141033129788
- Sheldon Weiss, MDRockford, IL 611141427168616
- Stephen Hermes, MDBradley, IL 609151225071152
- Mobolaji Suleiman, MDKankakee, IL 609011184764086
- Annie John, M.D.Chicago, IL 606591225013998
- Bangalore Murthy, M. D.Chicago, IL 606491235152026
- Ricardo Machado, MDChicago, IL 606471700879434
Common questions
What is James David Koepsell, M.D.'s NPI number?
James David Koepsell, M.D.'s National Provider Identifier (NPI) is 1285675967, issued on Jun 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James David Koepsell, M.D. located?
The NPPES record lists a practice address at 2829 Glenwood Ave, Rockford, IL, 61101. Phone: (815) 962-0633. Providers update this record themselves, so call before visiting.
How can I verify James David Koepsell, M.D.'s license?
NPPES lists Illinois license number 036077059, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does James David Koepsell, M.D. prescribe under Medicare Part D?
In 2024, James David Koepsell, M.D. had 29 Medicare Part D claims; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.